<!-- https://developer.mozilla.org/en/A_re-introduction_to_JavaScript -->

<!--
Javascript Type Diagram

Number
String
Boolean
Object 
	Function
	Array
	Date
	RegExp
Null
Undefined

-->

<script language="javascript">
	var k = + "42";  
	
	alert("why?".toUpperCase());

	alert("good");
</script>
